晋太元中,武陵人捕鱼为业。缘溪行,忘路之远近。忽逢桃花林,夹岸数百步,中无杂树,芳草鲜美,落英缤纷。渔人甚异之,复前行,欲穷其林。 林尽水源,便得一山,山有小口,仿佛若有光。便舍船,从口入。初极狭,才通人。复行数十步,豁然开朗。土地平旷,屋舍俨然,有良田、美池、桑竹之属。阡陌交通,鸡犬相闻。其中往来种作,男女衣着,悉如外人。黄发垂髫,并怡然自乐。 见渔人,乃大惊,问所从来。具答之。便要还家,设酒杀鸡作食。村中闻有此人,咸来问讯。自云先世避秦时乱,率妻子邑人来此绝境,不复出焉,遂与外人间隔。问今是何世,乃不知有汉,无论魏晋。此人一一为具言所闻,皆叹惋。余人各复延至其家,皆出酒食。停数日,辞去。此中人语云:“不足为外人道也。”(间隔 一作:隔绝) 既出,得其船,便扶向路,处处志之。及郡下,诣太守,说如此。太守即遣人随其往,寻向所志,遂迷,不复得路。 南阳刘子骥,高尚士也,闻之,欣然规往。未果,寻病终。后遂无问津者。
| DIR:/opt/cloudlinux/venv/lib64/python3.11/site-packages/sqlalchemy/testing/suite/ |
| Current File : //opt/cloudlinux/venv/lib64/python3.11/site-packages/sqlalchemy/testing/suite/test_update_delete.py |
from .. import config
from .. import fixtures
from ..assertions import eq_
from ..schema import Column
from ..schema import Table
from ... import Integer
from ... import String
class SimpleUpdateDeleteTest(fixtures.TablesTest):
run_deletes = "each"
__backend__ = True
@classmethod
def define_tables(cls, metadata):
Table(
"plain_pk",
metadata,
Column("id", Integer, primary_key=True),
Column("data", String(50)),
)
@classmethod
def insert_data(cls, connection):
connection.execute(
cls.tables.plain_pk.insert(),
[
{"id": 1, "data": "d1"},
{"id": 2, "data": "d2"},
{"id": 3, "data": "d3"},
],
)
def test_update(self):
t = self.tables.plain_pk
r = config.db.execute(t.update().where(t.c.id == 2), data="d2_new")
assert not r.is_insert
assert not r.returns_rows
eq_(
config.db.execute(t.select().order_by(t.c.id)).fetchall(),
[(1, "d1"), (2, "d2_new"), (3, "d3")],
)
def test_delete(self):
t = self.tables.plain_pk
r = config.db.execute(t.delete().where(t.c.id == 2))
assert not r.is_insert
assert not r.returns_rows
eq_(
config.db.execute(t.select().order_by(t.c.id)).fetchall(),
[(1, "d1"), (3, "d3")],
)
__all__ = ("SimpleUpdateDeleteTest",)
|